1 1

1.1 Case 1

1.1.1 Case 1, Prob = 0

1.1.2 Case 1, Prob = 1

1.1.3 Case 1, Prob = 2

1.1.4 Case 1, Prob = 3

1.1.5 Case 1, Prob = 4

1.2 Case 2

1.2.1 Case 2, Prob = 0

1.2.2 Case 2, Prob = 1

1.2.3 Case 2, Prob = 2

1.2.4 Case 2, Prob = 3